My Oracle Support Banner

[ERROR] [MY-013140] [Server] Specified Key Was Too Long; Max Key Length Is 255 Bytes (Doc ID 2928721.1)

Last updated on FEBRUARY 17, 2023

Applies to:

MySQL Server - Version 8.0 and later
Information in this document applies to any platform.


After upgrade MySQL Server error log contains one of the following messages:



To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.